DGG Heating and air conditioning
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DGG Heating and Air Conditioning operates as a residential HVAC contractor serving Bethel Island and neighboring communities in Contra Costa County. With a rating derived from four client evaluations, the company maintains a solid reputation in the local market, providing heating and cooling solutions tailored to delta-region homes.
The contractor specializes in system replacements, repairs, and preventive maintenance for standard residentialsplit systems commonly found in single-family residences throughout the island communities and surrounding delta area.
What Customers Say
Across four client assessments, DGG Heating and Air Conditioning holds a composite rating of 4.0 stars. Positive feedback highlights technician David's knowledge and dependable approach, as noted in a five-star review referencing friendly and reliable service.
Working Hours
| Sunday | 7 AM–6:30 PM |
| Monday | 7 AM–7 PM |
| Tuesday | 7 AM–7 PM |
| Wednesday | 7 AM–7 PM |
| ThursdayToday | 7 AM–7 PM |
| Friday | 7 AM–7 PM |
| Saturday | 7:30 AM–7 PM |
Services
Heating System Repair
Diagnostic and repair services for residential furnaces and heating Equipment, addressing ignition issues, airflow problems, and component failures.
Cooling System Service
Air conditioning maintenance and repair covering refrigerant handling, capacitor replacement, and compressor troubleshooting.
System Installation
New HVAC system installations including load calculations, equipment selection, and complete setup for residential applications.
Preventive Maintenance
Seasonal tune-up services ensuring system efficiency, including filter changes, thermostat calibration, and safety inspections.
Emergency Repair Response
Priority service calls for system failures affecting household comfort; contact directly for urgent situation assessment.